<template>
  <div>
    <section class="main">
      <input
        v-model="isAll"
        id="toggle-all"
        class="toggle-all"
        type="checkbox"
      />
      <label for="toggle-all">Mark all as complete</label>
      <ul class="todo-list">
        <!-- 当任务已完成，可以给 li 加上 completed 类，会让元素加上删除线 -->
        <li
          v-for="item in list"
          :key="item.id"
          :class="{ completed: item.isDone }"
        >
          <div class="view">
            <input
              class="toggle"
              type="checkbox"
              :checked="item.isDone"
              @change="doChange(item.id)"
            />
            <label>{{ item.name }}</label>
            <button @click="del(item.id)" class="destroy"></button>
          </div>
        </li>
      </ul>
    </section>
  </div>
</template>

<script>
export default {
  name: "TodoMain",
  props: {
    list: {
      type: Array,
      required: true,
    },
  },
  data() {
    return {};
  },
  methods: {
    del(id) {
      this.$emit("doDel", id);
    },
    doChange(id) {
      this.$emit("hChange", id);
    },
  },
  computed: {
    isAll: {
      get() {
        return this.list.every(item=>item.isDone)
      },
      set(val){
        this.$emit('isAllCheck', val);
      }
    },
  },
};
</script>

<style lang="scss" scoped>
</style>